Nitrogen oxides (NOx) is not produced in the ______________ industry?
Correct answer: C. Detergent
- A. Nitric acid making
- B. Nitrogenous fertiliser
- C. Detergent
- D. Any of these
Explanation
Nitrogen oxides are central emissions in nitric-acid and nitrogenous-fertiliser manufacture because nitrogen compounds undergo oxidation at high temperature. Detergent manufacture is not normally a significant NOx-producing industry.
Report an error
The more specific you are, the faster it gets fixed. A source beats an opinion.
Prefer email? support@testustad.com
Practise Chemical Process Principles
2,710 free Chemical Process Principles MCQs from Chemical Engineering, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Exams that ask Chemical Engineering questions like this
Chemical Engineering is on this paper prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for it.
More Chemical Process Principles questions
What are the methods of treatment & disposal of radioactive wastes ?
In sewage treatment, its sedimentation is speeded up by commonly adding__________________?
Thermal pollution of water increases its toxicity and oxidation of oxygen demanding waste besides favouring bacterial growth. A rise in water temperature by 10°C, doubles the toxic effects of _____________ present in it?
Which of the following is the most efficient for removal of very finely divided suspended solids and colloidal matter from the polluted water stream ?
The most commonly used chemical coagulant in water treatment is________________?
Sooty and sulphurous smog formed due to combustion of fossil fuels particularly in winter, continues throughout the day and night. When the moist atmospheric air's water vapor condenses on the solid particles of smoke thereby forming smog (smoke + fog), it causes_________________?